1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
// vim: set tabstop=4 shiftwidth=4 noexpandtab:
/*
Gwenview - A simple image viewer for KDE
Copyright 2000-2004 Aur�ien G�eau
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "cursortracker.h"
// Qt
#include <qevent.h>
#include <qtooltip.h>
namespace Gwenview {
CursorTracker::CursorTracker(const QString& txt, QWidget* reference)
: QLabel(txt, 0, "", WX11BypassWM) {
reference->setMouseTracking(true);
reference->installEventFilter(this);
}
/**
* Overload to make sure the widget size is correct
*/
void CursorTracker::setText(const QString& txt) {
QLabel::setText(txt);
adjustSize();
}
bool CursorTracker::eventFilter(QObject* object, QEvent* _event) {
QWidget* widget=static_cast<QWidget*>(object);
switch (_event->type()) {
case QEvent::MouseMove: {
QMouseEvent* event=static_cast<QMouseEvent*>(_event);
if (widget->rect().contains(event->pos()) || (event->stateAfter() & LeftButton)) {
show();
move(event->globalPos().x() + 15, event->globalPos().y() + 15);
} else {
hide();
}
break;
}
case QEvent::MouseButtonRelease: {
QMouseEvent* event=static_cast<QMouseEvent*>(_event);
if ( !widget->rect().contains(event->pos()) ) {
hide();
}
break;
}
default:
break;
}
return false;
}
TipTracker::TipTracker(const QString& txt, QWidget* reference)
: CursorTracker(txt, reference) {
setPalette(QToolTip::palette());
setFrameStyle(QFrame::Plain | QFrame::Box);
setLineWidth(1);
setAlignment(AlignAuto | AlignTop);
}
} // namespace
|
